20733845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19841}}^1$

素因数の和:19876

約数の個数: 16

約数和(自身を含む): 28572480

約数和(自身を除く): 7838635

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 19841, 99205, 218251, 376979, 1091255, 1884895, 4146769, 20733845]

約数ペア:

[(1, 20733845), (5, 4146769), (11, 1884895), (19, 1091255), (55, 376979), (95, 218251), (209, 99205), (1045, 19841)]